APA引文

Fieldson, R. S. (1981). Farm labour input in the dry zone. Agrarian Research and Training Institute.

Chicago Style (17th ed.) Citation

Fieldson, R. S. Farm Labour Input in the Dry Zone. Colombo: Agrarian Research and Training Institute, 1981.

MLA引文

Fieldson, R. S. Farm Labour Input in the Dry Zone. Agrarian Research and Training Institute, 1981.